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48 Mountain Ave, Mendham, NJ 07945 Property Records

Morris County and Mendham Borough property record for 48 Mountain Ave, Mendham, NJ 07945

Property Summary

Property TypeSingle Family Home
Details1,020 sqft · built 1930
Lot Size0.34 acres (14,810 sqft)
Owner2 Individual Names on File
Last Sale$385,000 (May 2019)
Tax Bill$9,033 (2024)
Deeds & MortgagesMar 2024 Transfer
Nov 2023 Transfer
+ 1 more
APN18-00402-0000-00001

Property Details

APN / Parcel Number

Primary APN18-00402-0000-00001
Alternative APNs
  • 1800004C00001
  • 180040200001

Interior

Stories2 Stories
Building Area1,020 sqft Living Area

Exterior

Year BuiltBuilt 1930
Effective Year BuiltEffective 1930
Construction TypeFrame
Lot Area14,810 sqft (0.34 acres)
Lot Dimensions125 ft deep x 100 ft wide
Parking Spaces1 Parking Space

Location & Zoning

Old Parcel Number1800004C00001
Street Address48 MOUNTAIN AVE
CityMENDHAM
StateNJ
Zip07945-1400
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning Code1/4A
Legal Block402
Legal Lot Number1
JurisdictionMORRIS NJ
Township / Civil DivisionMENDHAM
Census Block Group3
Census Block3011
Census Tract46400

Owner

Source: Morris County and Mendham Borough assessment roll, APN 18-00402-0000-00001, as of July 9, 2026 · Last verified July 2026

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record2 Individual Names on File
Mailing Address48 MOUNTAIN AVE, MENDHAM, NJ 07945-1400
OccupancyOwner Occupied
Owner TypeIndividual
VestingHusband and Wife

Deeds, Mortgages & Sale History

DateDocument
Mar 08, 2024Intrafamily Transfer, Transfer
Nov 13, 2023Intrafamily Transfer, Transfer
May 20, 2019Grant Deed, Transfer
ATTORNEY ONLY

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleMay 20, 2019 · Amount on Record
Deed SaleMay 20, 2019 · Amount on Record
Prior SaleNov 19, 1984 · Amount on Record
Deed Document Number201924776
Deed Book / Page23538 / 1743
Last Transfer DateJan 16, 2024
Transfer Doc0247221598
Record UpdatedSep 20, 2026

March 2024: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionMORRIS NJ
Recording DateMar 08, 2024
Property Address48 MOUNTAIN AVE, MENDHAM, NJ 07945-1400
Document Number0247221598
Book / Page24722 / 1598
Instrument DateJan 16, 2024
Instrument2024008268
Transaction TypeTransfer
Record UpdatedMar 22, 2024

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name
Address48 MOUNTAIN AVE, MENDHAM, NJ 07945-1400

Transferred To (Grantee/Buyer)

NameVerified Name
Address48 MOUNTAIN AVE, MENDHAM, NJ 07945-1400

November 2023: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionMORRIS NJ
Recording DateNov 13, 2023
Property Address48 MOUNTAIN AVE, MENDHAM, NJ 07945-1400
Document Number0246800611
Book / Page24680 / 611
Instrument DateOct 02, 2023
Instrument2023043410
Transaction TypeTransfer
Record UpdatedDec 04, 2023

Transaction

Tax$0.00
Amount AccuracyTransfer Tax Exempt
Additional
  • Intrafamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name
Address48 MOUNTAIN AVE, MENDHAM, NJ 07945-1400

Transferred To (Grantee/Buyer)

NameVerified Name
Address48 MOUNTAIN AVE, MENDHAM, NJ 07945-1400

May 2019: Grant Deed, Transfer

Document TypeGrant Deed
JurisdictionMORRIS NJ
Recording DateMay 20, 2019
Property Address48 MOUNTAIN AVE, MENDHAM, NJ 07945-1400
Document Number0235381743
Book / Page023538 / 001743
Instrument DateMay 08, 2019
Instrument24776
Transaction TypeTransfer
Record UpdatedJun 17, 2019
Title CompanyATTORNEY ONLY

Transaction

AmountAmount Recorded
Tax$385.00
Amount AccuracyConfirmed
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipHusband and Wife
Address48 MOUNTAIN AVE MENDHAM NJ 079451400, MENDHAM, NJ 07945-1400

Tax Assessment & Valuation

Source: Morris County and Mendham Borough assessment roll as of July 9, 2026 · Last verified July 2026

Property Jurisdictions

TypeName
StateNew Jersey
CountyMorris County
MunicipalityMendham Borough
Elementary School DistrictMendham Borough School District (KG - 08)
Secondary School DistrictWest Morris Regional School District (09 - 12)

Tax Bill & Assessment History

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

YearTax BillAssessed ValueAssessed Market Value
2026$367,200 (-) Land $279,300 Building $87,900$367,200 (-) Land $279,300 Building $87,900
2025$367,200 (-) Land $279,300 Building $87,900$367,200 (-) Land $279,300 Building $87,900
2024$9,033.00 (+3.19%)
2023$367,200 (-) Land $279,300 Building $87,900$367,200 (-) Land $279,300 Building $87,900
2022$8,754.00 (+1.8%)$367,200 Land $279,300 Building $87,900$367,200 Land $279,300 Building $87,900
2021$8,599.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer · FEMA OpenFEMA NFIP redacted claims and policies, census block group 340270464003, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026

Flood

FEMA Flood ZoneNot on file
Nearby Flood Policies3 in force
Nearby Flood Claims4 (1999–2020)
Claims Outside the SFHA1 of 4
Most Recent ClaimDec 2020 · other causes
Claims by Event
  • Hurricane Irene, Aug 2011 · 2 claims

Wildfire

Wildfire RiskLow
lower than 80% of the US · lower than 65% of New Jersey
Wildfire Likelihood0.01% annual chance
ExposureDirect
burnable vegetation at the parcel

Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.

Internet Providers

Source: FCC Broadband Data Collection, 262 locations within half a mile, as of December 31, 2025 · Last verified October 2026

ProviderMax Down / Up (Mbps)
Verizon
Fiber · Fixed Wireless in parts of the area		2,300 / 2,300
Xfinity
Cable		1,200 / 35
T-Mobile USA
Fixed Wireless		100 / 20
AT&T
Fixed Wireless		100 / 20

Drinking Water

Source: EPA Safe Drinking Water Information System, water system NJ0712001, as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water SystemNJ AMERICAN WATER - SHORT HILLS
private · serves 217,230 people
Water SourceSurface water
Last State InspectionNov 2022
Lead3 ppb (2026)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and Reporting1
last 3 years

Results are for the whole water system as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.

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